evidencegaps
Primary study · included by 1 review

The benefits of vitamin A as a complementary treatment for oncology patients: a systematic review.

Retzlaff 2023 · Retzlaff Theresa, Dörfler Jennifer, Kutschan Sabine, et al. · Journal of cancer research and clinical oncology · 2023

Included by

The Efficacy and Safety of Nutritional Supplements for Cancer Supportive Care: An Umbrella Review and Hierarchical Evidence Synthesis.
Non-Cochrane · umbrella · 2026 · cited as Retzlaff 2023 · Reference 87; Tables 2-8

The review does not say which of its outcomes this study informs.

1 including review in total.